---> uname -a: Linux prd-centos8-docker-8c-8g-4535.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1364 28036 19 2489 30078 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f2:a7:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fef2:a738/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:4d:1c:fd brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/31/2026 _x86_64_ (8 CPU) 14:01:18 LINUX RESTART (8 CPU) 02:02:02 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 213.74 2.34 211.40 690.21 11307.49 02:04:01 PM 100.97 1.47 99.50 386.87 10745.36 02:05:01 PM 43.65 2.35 41.30 114.23 4188.54 Average: 118.93 2.05 116.88 395.46 8732.72 02:02:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 27638208 29533792 5017504 15.36 2688 2211112 3576352 10.61 177352 4365768 217984 02:04:01 PM 27296732 29344588 5358980 16.41 2688 2358496 3106696 9.22 223784 4642444 66444 02:05:01 PM 28674784 30763508 3980928 12.19 2688 2397852 1745496 5.18 447832 3042040 23128 Average: 27869908 29880629 4785804 14.66 2688 2322487 2809515 8.34 282989 4016751 102519 02:02:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 241.78 192.66 3325.13 46.92 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 151.49 122.76 1376.96 30.06 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 291.05 203.25 574.37 143.90 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 228.04 172.78 1750.09 73.77 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/31/2026 _x86_64_ (8 CPU) 14:01:18 LINUX RESTART (8 CPU) 02:02:02 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 21.91 0.00 1.29 1.01 0.06 75.73 02:03:01 PM 0 18.02 0.00 1.56 0.87 0.07 79.48 02:03:01 PM 1 24.81 0.00 0.97 1.26 0.07 72.89 02:03:01 PM 2 19.31 0.00 1.66 0.87 0.07 78.09 02:03:01 PM 3 12.73 0.00 0.87 0.81 0.05 85.53 02:03:01 PM 4 32.14 0.00 1.34 0.68 0.05 65.78 02:03:01 PM 5 24.65 0.00 1.75 1.22 0.07 72.31 02:03:01 PM 6 20.23 0.00 1.22 2.05 0.05 76.44 02:03:01 PM 7 23.40 0.00 0.93 0.36 0.05 75.26 02:04:01 PM all 42.60 0.00 1.56 0.62 0.09 55.14 02:04:01 PM 0 36.69 0.00 1.85 0.33 0.10 61.03 02:04:01 PM 1 43.85 0.00 1.34 0.70 0.08 54.03 02:04:01 PM 2 52.09 0.00 1.72 0.77 0.08 45.33 02:04:01 PM 3 41.99 0.00 1.54 0.15 0.08 56.24 02:04:01 PM 4 40.93 0.00 1.57 1.17 0.10 56.24 02:04:01 PM 5 41.01 0.00 1.62 1.59 0.08 55.69 02:04:01 PM 6 42.42 0.00 1.47 0.15 0.08 55.87 02:04:01 PM 7 41.82 0.00 1.36 0.07 0.07 56.69 02:05:01 PM all 17.66 0.00 1.03 0.25 0.05 80.99 02:05:01 PM 0 20.23 0.00 0.72 0.25 0.07 78.74 02:05:01 PM 1 18.81 0.00 0.90 0.58 0.07 79.64 02:05:01 PM 2 22.87 0.00 1.20 0.07 0.05 75.81 02:05:01 PM 3 11.03 0.00 1.51 0.54 0.05 86.88 02:05:01 PM 4 24.81 0.00 0.80 0.03 0.03 74.32 02:05:01 PM 5 10.27 0.00 0.85 0.10 0.07 88.71 02:05:01 PM 6 10.41 0.00 1.27 0.05 0.03 88.24 02:05:01 PM 7 22.87 0.00 1.02 0.42 0.07 75.63 Average: all 27.42 0.00 1.29 0.63 0.07 70.59 Average: 0 25.01 0.00 1.38 0.48 0.08 73.05 Average: 1 29.18 0.00 1.07 0.85 0.07 68.83 Average: 2 31.48 0.00 1.53 0.57 0.07 66.36 Average: 3 21.97 0.00 1.31 0.50 0.06 76.17 Average: 4 32.63 0.00 1.24 0.63 0.06 65.45 Average: 5 25.31 0.00 1.41 0.97 0.07 72.24 Average: 6 24.37 0.00 1.32 0.74 0.06 73.51 Average: 7 29.38 0.00 1.10 0.28 0.06 69.17